Teachers and students alike find screencasting a valuable tool and technique to have available. There are many uses for screencasting: capture a process, explain a concept, provide remediation, create tutorials, give directions to a project or group, or even embed the screencast on a website or online course.

Screencasting 101 Google Presentation

What is a screencast?
A screencast is a brief video that capture the live action from a computer screen (or other input device) along with a narrator's voice in an audio track.

Information about Screencasting in education:
How Kids Teach Kids About Math provides several examples of screencasts by kids, for kids
ISTE 2010 Presentations about screencasting
Mathtrain.tv has dozens of screencast videos (including some captioned) about math. it is a free educational "kids teaching kids" project from Mr. Marcos & his students at Lincoln Middle School in Santa Monica, CA. Take a look at Dividing Fractions with Phillip
Screencasts turn students into digital teachers is a nice description from an educator's point of view.
Math Lessons - Jings and Voicethreads

Tools

Download:
Jing - a free software from TechSmith, it must be downloaded to your computer. Jing makes taking screenshots and making screencasts easy, and Jing will host your screencasts as well.

Web-based:
Screencast-o-Matic was used to create these embedded math screencasts
Screenr
Screenr was used to make this information video about a virtual student fair:


Screencasts can be shared by a direct URL, uploading to YouTube (or other site that can host video), or embedded into your web presence.

Planning

Ready to plan your screencast? Here are some terrific tips!



Tutorials

Jing Learning Center is a great place to start!

Screencast-o-Matic Tutorial.